Battery charger



FIG. 1 is a perspective view of a battery charger showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a left side view thereof;

FIG. 8 is a referential perspective view thereof showing a state with the cap and the main body being separated from each other, the joint portion of the main body is shown in broken lines forming no part of the claimed design;

FIG. 9 is a perspective view thereof viewed from behind; and,

FIG. 10 is a referential view thereof showing a usage state, the attached USB cable and electronic equipment are shown in broken lines forming no part of the claimed design.

The broken line showing is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a battery charger, as shown and described. 